Список региона
- N7L 1R6 - Chatham, Chatham-Kent, Ontario
- N7L 1R7 - Chatham, Chatham-Kent, Ontario
- N7L 1R8 - Chatham, Chatham-Kent, Ontario
- N7L 1R9 - Chatham, Chatham-Kent, Ontario
- N7L 1S1 - Chatham, Chatham-Kent, Ontario
- N7L 1S2 - Chatham, Chatham-Kent, Ontario
- N7L 1S3 - Chatham, Chatham-Kent, Ontario
- N7L 1S4 - Chatham, Chatham-Kent, Ontario
- N7L 1S5 - Chatham, Chatham-Kent, Ontario
- N7L 1S6 - Chatham, Chatham-Kent, Ontario
- N7L 1S7 - Chatham, Chatham-Kent, Ontario
- N7L 1S8 - Chatham, Chatham-Kent, Ontario
- N7L 1S9 - Chatham, Chatham-Kent, Ontario
- N7L 1T1 - Chatham, Chatham-Kent, Ontario
- N7L 1T2 - Chatham, Chatham-Kent, Ontario
- N7L 1T3 - Chatham, Chatham-Kent, Ontario
- N7L 1T4 - Chatham, Chatham-Kent, Ontario
- N7L 1T5 - Chatham, Chatham-Kent, Ontario
- N7L 1T6 - Chatham, Chatham-Kent, Ontario
- N7L 1T7 - Chatham, Chatham-Kent, Ontario